<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      function every(ele, arr = []) {
        // 内部处理
        let num = true;
        for (let i = 0; i < arr.length; i++) {
          if (arr[i] < ele) {
            num = false;
          } //else if (arr[i] < 10) {
          //     return false;
          //   }
        }
        return num;
      }
      const re = every(10, [10, 20, 30]); // true
      console.log(re);
      const re1 = every(10, [10, 3, 30]); // false
      console.log(re1);
    </script>
  </body>
</html>
